vtkPentagonalPrism.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkPentagonalPrism.h,v $

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef __vtkPentagonalPrism_h
#define __vtkPentagonalPrism_h

#include "vtkCell3D.h"

class vtkLine;
class vtkPolygon;
class vtkQuad;

class VTK_FILTERING_EXPORT vtkPentagonalPrism : public vtkCell3D
{
public:
  static vtkPentagonalPrism *New();
  vtkTypeRevisionMacro(vtkPentagonalPrism,vtkCell3D);
  void PrintSelf(ostream& os, vtkIndent indent);


  virtual void GetEdgePoints(int edgeId, int* &pts);
  virtual void GetFacePoints(int faceId, int* &pts);


  int GetCellType() {return VTK_PENTAGONAL_PRISM;};
  int GetCellDimension() {return 3;};
  int GetNumberOfEdges() {return 15;};
  int GetNumberOfFaces() {return 7;};
  vtkCell *GetEdge(int edgeId);
  vtkCell *GetFace(int faceId);
  int CellBoundary(int subId, double pcoords[3], vtkIdList *pts);

  int EvaluatePosition(double x[3], double* closestPoint,
                       int& subId, double pcoords[3],
                       double& dist2, double *weights);
  void EvaluateLocation(int& subId, double pcoords[3], double x[3],
                        double *weights);
  int IntersectWithLine(double p1[3], double p2[3], double tol, double& t,
                        double x[3], double pcoords[3], int& subId);
  int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
  void Derivatives(int subId, double pcoords[3], double *values, 
                   int dim, double *derivs);
  double *GetParametricCoords();

  int GetParametricCenter(double pcoords[3]);


  static void InterpolationFunctions(double pcoords[3], double weights[10]);
  static void InterpolationDerivs(double pcoords[3], double derivs[30]);
  static int *GetEdgeArray(int edgeId);
  static int *GetFaceArray(int faceId);

  void JacobianInverse(double pcoords[3], double **inverse, double derivs[30]);

protected:
  vtkPentagonalPrism();
  ~vtkPentagonalPrism();

  vtkLine          *Line;
  vtkQuad          *Quad;
  vtkPolygon       *Polygon;

private:
  vtkPentagonalPrism(const vtkPentagonalPrism&);  // Not implemented.
  void operator=(const vtkPentagonalPrism&);  // Not implemented.
};

//----------------------------------------------------------------------------
inline int vtkPentagonalPrism::GetParametricCenter(double pcoords[3])
{
  pcoords[0] = pcoords[1] = 0.5;
  pcoords[2] = 0.5;

  return 0;
}
#endif

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